flightrec_status add_oneshot_range(size_t addr_start, size_t addr_end)
{
MemInterval r(addr_start, addr_end);
flightrec_status ret = FDR_OK;
std::pair<MemIntervalSet::iterator, bool> rv = temp.insert(MemInterval(addr_start, addr_end));
if(!rv.second)
{
/* overlaps with already existing temporary range; bounce it */
ret = FDR_OVERLAP;
}
return ret;
}
flightrec_status add_monitored_range(size_t addr_start, size_t addr_end)
{
pthread_mutex_lock(&mutex);
std::pair<MemIntervalSet::iterator, bool> rv = persistent.insert(MemInterval(addr_start, addr_end));
if(rv.second)
{
write_record_type(fd, RTYPE_ADD_UPDATED_RANGE);
write(fd, &addr_start, sizeof(size_t));
write(fd, &addr_end, sizeof(size_t));
}
pthread_mutex_unlock(&mutex);
return rv.second ? FDR_OK : FDR_OVERLAP;
}